Template:Portal:Gear/Featured Article
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[[Image:EL34.jpg|thumb|75px|right|An EL34 Powertube]] | [[Image:EL34.jpg|thumb|75px|right|An EL34 Powertube]] | ||
| - | Vacuum tube, electron tube, or thermionic valve; it is the simple device which has driven modern music since the early 1900's. Tubes (short) saw mainstream use in radios and signal amplification as early as the 1920's. By the 1950's they were in every major juke box across America.[[ | + | Vacuum tube, electron tube, or thermionic valve; it is the simple device which has driven modern music since the early 1900's. Tubes (short) saw mainstream use in radios and signal amplification as early as the 1920's. By the 1950's they were in every major juke box across America.[[Tubes|(more...)]] |
Revision as of 02:03, 25 February 2008
Vacuum tube, electron tube, or thermionic valve; it is the simple device which has driven modern music since the early 1900's. Tubes (short) saw mainstream use in radios and signal amplification as early as the 1920's. By the 1950's they were in every major juke box across America.(more...)
